ZA200203823B - Arrangement for controlling the output power of an HF transmitter. - Google Patents

Arrangement for controlling the output power of an HF transmitter. Download PDF

Info

Publication number
ZA200203823B
ZA200203823B ZA200203823A ZA200203823A ZA200203823B ZA 200203823 B ZA200203823 B ZA 200203823B ZA 200203823 A ZA200203823 A ZA 200203823A ZA 200203823 A ZA200203823 A ZA 200203823A ZA 200203823 B ZA200203823 B ZA 200203823B
Authority
ZA
South Africa
Prior art keywords
power
arrangement
modulator
transmitter
controlled
Prior art date
Application number
ZA200203823A
Other languages
English (en)
Inventor
Thomas Boegl
Reinhard Ritschel
Thomas Valten
Original Assignee
Rohde & Schwarz
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rohde & Schwarz filed Critical Rohde & Schwarz
Publication of ZA200203823B publication Critical patent/ZA200203823B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
ZA200203823A 1999-12-09 2002-05-14 Arrangement for controlling the output power of an HF transmitter. ZA200203823B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19959403A DE19959403A1 (de) 1999-12-09 1999-12-09 Anordnung zum Regeln der Ausgangsleistung eines HF-Senders

Publications (1)

Publication Number Publication Date
ZA200203823B true ZA200203823B (en) 2003-05-14

Family

ID=7932015

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200203823A ZA200203823B (en) 1999-12-09 2002-05-14 Arrangement for controlling the output power of an HF transmitter.

Country Status (6)

Country Link
US (1) US6999524B1 (de)
EP (1) EP1238457B1 (de)
DE (2) DE19959403A1 (de)
IL (2) IL149998A0 (de)
WO (1) WO2001043281A1 (de)
ZA (1) ZA200203823B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10250612B4 (de) 2002-10-30 2014-01-16 Advanced Micro Devices, Inc. Automatische Leistungspegelsteuerschaltung für ein Sende/Empfangselement
US9998196B2 (en) * 2014-12-25 2018-06-12 Denso Corporation Antenna device and high-frequency transmitter

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2057633C3 (de) * 1970-11-24 1981-07-23 Schlumberger Overseas Meßgerätebau und Vertrieb GmbH, 8000 München Frequenzgenerator zur Erzeugung einer unverzerrten amplitudenmodulierten VHF-Trägerfrequenz
US4933986A (en) 1989-08-25 1990-06-12 Motorola, Inc. Gain/phase compensation for linear amplifier feedback loop
US5066923A (en) * 1990-10-31 1991-11-19 Motorola, Inc. Linear transmitter training method and apparatus
EP0565507A3 (en) 1992-04-10 1994-11-30 Ericsson Ge Mobile Communicat Power control for random access call set-up in a mobile telephone system
JP2966226B2 (ja) * 1993-02-17 1999-10-25 三菱電機株式会社 電力増幅器自動制御回路
GB2301247A (en) * 1995-05-22 1996-11-27 Univ Bristol A cartesian loop transmitter amplifier
US5945876A (en) * 1997-09-26 1999-08-31 Ericsson Inc. Soft switching for Cartesian feedback loop control with a transmission system
US6058291A (en) * 1997-12-03 2000-05-02 3Com Corporation Methods and apparatus for carrier suppression in a radio modulator
US6233438B1 (en) * 1998-03-26 2001-05-15 Ericsson Inc. Wide-range power control systems and methods for radio frequency transmitters and mobile radiotelephones
US6741643B1 (en) * 1998-04-15 2004-05-25 Telecommunications Research Laboratories Asymmetric equalization system for data transmission
US6188732B1 (en) * 1998-10-19 2001-02-13 Samsung Electronics Co., Ltd. Digital feedforward amplifier for use in an RF transmitter and method of operation
FI107100B (fi) * 1999-03-26 2001-05-31 Nokia Networks Oy I/Q-modulaattorin vaihe- ja amplitudiepäbalanssin korjaus
US6246286B1 (en) * 1999-10-26 2001-06-12 Telefonaktiebolaget Lm Ericsson Adaptive linearization of power amplifiers
US6693969B1 (en) * 2000-10-11 2004-02-17 Analog Devices, Inc. Phase-locked loop methods and structures for generating modulated communication signals with nonconstant envelopes

Also Published As

Publication number Publication date
WO2001043281A1 (de) 2001-06-14
US6999524B1 (en) 2006-02-14
EP1238457A1 (de) 2002-09-11
IL149998A (en) 2007-02-11
DE19959403A1 (de) 2001-06-13
DE50013955D1 (de) 2007-02-22
EP1238457B1 (de) 2007-01-10
IL149998A0 (en) 2002-12-01

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